Dangerous Heat in the Southwest; Severe Thunderstorms from the Central Plains into the Ohio Valley

Dangerous heat will build across the Southwest U.S. through the end of the week with daytime highs of 110-115°F. Isolated to widely scattered severe storms are expected across parts of the central and southern High Plains, Great Lakes into the Ohio Valley, and parts of the Ozarks to Lower Mississippi Valley today. Read More >

Click a location below for detailed forecast.

Last Map Update: Wed, Aug 26, 2026 at 12:32:36 pm EDT

Watches, Warnings & Advisories

National Weather Service National Weather Service

National Weather Service Tampa Bay Area, FL

National Weather Service Miami - South Florida

Zoom Out

Short Term Forecast

Elevated Rain & Thunder Chances Continue

Tropical Weather Outlook

Warm Low Record

Island Chain

Marine Winds

Wave Heights

Rain and thunder chances remain elevated for the next several days as abundant moisture remains over the area. Chances of rain/thunder will remain at or above average through the upcoming weekend. Gentle breezes expected today will increase again tonight, briefly becoming moderate, before decreasing back to mainly gentle breezes.

Tropical Weather Outlook issued at 8 AM Wednesday, August 26th, 2026. The National Hurricane Center is monitoring one system in the Eastern Tropical Atlantic. An area of low pressure a few hundred miles southwest of the Cabo Verde islands is producing disorganized showers and thunderstorms. A tropical depression could form during the next day or two while it moves westward to west-northwestward across the eastern and central tropical Atlantic. Formation chance through the next 48 hours and through the next 7 days is medium at 60%. This disturbance poses no threat to the Florida Keys at this time. Visit hurricanes.gov for the latest and complete Tropical Weather Outlook.

The low temperature at the Key West International Airport yesterday, August 25th, only dipped to 85 degrees Fahrenheit. This tied the daily warm low record that was most recently set in 2020. Temperature records at Key West date back to 1872.

TODAY... Partly cloudy with a chance of showers and thunderstorms. Highs near 90. East to southeast winds 10 to 15 mph, decreasing to near 10 mph. Chance of rain 50 percent.

TODAY... E-SE moderate breezes (Straits decreasing to ~10 kts; SE Gulf ~10 kts, becoming light to gentle breezes.) Seas: Bay/Gulfside 1-2 ft; Hawk Channel ~2 ft; FL Straits 2-3 ft; SE Gulf 1-2 ft. Bay/nearshore waters a light to moderate chop. Showers likely, Chance of thunderstorms.